/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package cn.edu.tsinghua.iot.benchmark.client.generate;

import java.util.Comparator;
import java.util.List;

public class RecordComparator implements Comparator<List<Object>> {

  @Override
  public int compare(List<Object> o1, List<Object> o2) {
    Object object1 = o1.get(0);
    Object object2 = o2.get(0);
    if (object1 instanceof Integer) {
      return (Integer) object1 - (Integer) object2;
    } else if (object1 instanceof Long) {
      return Integer.parseInt(((Long) object1 - (Long) object2) + "");
    }
    return 0;
  }
}
